CN207542560U - The how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control - Google Patents
The how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control Download PDFInfo
- Publication number
- CN207542560U CN207542560U CN201721672841.2U CN201721672841U CN207542560U CN 207542560 U CN207542560 U CN 207542560U CN 201721672841 U CN201721672841 U CN 201721672841U CN 207542560 U CN207542560 U CN 207542560U
- Authority
- CN
- China
- Prior art keywords
- single crystal
- flashlight
- unit
- light
- polarization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000013078 crystal Substances 0.000 title claims abstract description 76
- 239000013307 optical fiber Substances 0.000 title claims abstract description 21
- 230000010287 polarization Effects 0.000 claims abstract description 85
- 239000000835 fiber Substances 0.000 claims abstract description 59
- 230000003287 optical effect Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000005086 pumping Methods 0.000 claims description 10
- 239000004065 semiconductor Substances 0.000 claims description 10
- 238000009738 saturating Methods 0.000 claims description 6
- 238000003384 imaging method Methods 0.000 claims description 3
- 230000003321 amplification Effects 0.000 abstract description 14
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 14
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009022 nonlinear effect Effects 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001579 optical reflectometry Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
Landscapes
- Lasers (AREA)
Abstract
The utility model belongs to laser technology field, and in particular to a kind of how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control.The amplifier includes flashlight and adjusts unit, single crystal fiber, polarization rotation unit, double-colored mirror unit and pump light adjusting unit；Linearly polarized light enters the first end face of single crystal fiber after flashlight adjusts unit, enter polarization rotation unit after the reflection of double-colored mirror unit by the flashlight that the second end face of single crystal fiber is emitted, enter the second end face of single crystal fiber after the reflection of double-colored mirror unit again along original optical path by the flashlight of polarization rotation unit outgoing；The pump light sent out by pump light adjusting unit enters the second end face of single crystal fiber after the transmission of double-colored mirror unit.The utility model is utilized to the Polarization Control of ultra-short pulse laser so that the laser of amplification can in novel amplification medium single crystal fiber multipass, extract the storage energy in gain media, exported so as to fulfill the ultra-short pulse laser of high power high-energy.
Description
Technical field
The utility model belongs to laser technology field, and in particular to a kind of based single crystal optical fiber polarisation controls how logical ultrashort
Impulse laser amplifier.
Background technology
High power high-energy fly secondary laser has many advantages, such as that pulse width, peak power are high, in hyperfine micro Process, low-light
The fields such as device manufacture, ultra-fast nonlinear optical, terahertz generation, nano biological engineering, national defence laser weapon have widely
Using the ultrashort pulse laser with high power high-energy is always the emphasis studied.At present in ultrafast laser amplification process
In, typical amplification mode has optical-fiber laser amplification and Solid State Laser to amplify, but both different ultrashort pulse amplifiers
All there are the advantage and disadvantage of itself.Fiber amplifier have it is small, integrated level is high, stability is good, non-maintaining and good beam quality
The advantages that, therefore obtained extensive research.In addition such laser has big surface volume ratio, perfect heat-dissipating, hot light
Beam aberration is small caused by effect, is especially suitable for the output of high power laser light, therefore adopts the structure and have been realized in myriawatt
The continuous laser output of grade.But in ultrafast laser amplification, since the limited mode field area of optical fiber limits so that ultrashort to swash
When light pulse is transmitted in a fiber, serious nonlinear effect can be generated, the time domain of pulse is caused to distort, wavelength transfer etc., because
This is difficult to realize the ultrashort pulse output of high-energy under normal conditions in a fiber.And solid state laser has larger mould field face
Product, nonlinear effect is small, can export high pulse energy and peak power, but in high power amplification process, due to
Solid amplification medium is easily influenced by fuel factor, and output beam quality can not be effectively ensured, and gain amplifier is than relatively low, logical
Normal by means of regenerative amplification or the multi-pass amplifier of complexity, complicated, stability is poor.
Utility model content
In order to solve the above technical problems existing in the prior art, it is inclined to provide a kind of based single crystal optical fiber for the utility model
Shake the how logical ultra-short pulse laser amplifier of control.
The technical solution of the utility model is：A kind of how logical ultra-short pulse laser of based single crystal optical fiber polarisation control
Amplifier is characterized in that：Unit, single crystal fiber, polarization rotation unit, double-colored mirror unit and pump are adjusted including flashlight
Pu light adjusts unit；
Linearly polarized light enters the first end face of single crystal fiber after flashlight adjusts unit, by the second end of single crystal fiber
The flashlight of face outgoing enters polarization rotation unit after the reflection of double-colored mirror unit, the flashlight edge being emitted by polarization rotation unit
Original optical path enters the second end face of single crystal fiber after the reflection of double-colored mirror unit again；
The pump light sent out by pump light adjusting unit enters the second end face of single crystal fiber after the transmission of double-colored mirror unit.
Further, above-mentioned flashlight adjusting unit includes half-wave plate and polarization splitting prism, and linearly polarized light sequentially passes through
Enter the first end face of single crystal fiber after half-wave plate and polarization splitting prism.
Further, above-mentioned polarization rotation unit includes quarter-wave plate and signal light reflection mirror, and flashlight passes through four
Incoming signal light reflection mirror after/mono- wave plate through signal light reflection mirror reflects and again passes through the letter of quarter-wave plate outgoing
Number light polarization is rotated by 90 °.
Further, flashlight condenser lens, the letter are provided between above-mentioned polarization rotation unit and double-colored mirror unit
Number light condenser lens is by the flashlight focal imaging of incident polarization rotary unit on signal light reflection mirror.
Further, above-mentioned double-colored mirror unit includes the first dichroic mirror and the second dichroic mirror that are arranged in a mutually vertical manner, described
First dichroic mirror and the second dichroic mirror are high anti-to flashlight and high saturating to pump light.
Further, above-mentioned pump light adjusts unit and gathers including semiconductor laser, pumping light collimating lenses and pump light
Focus lens, the pump light that semiconductor laser is sent out sequentially pass through enter after pumping light collimating lenses and pump light condenser lens it is double
Look mirror unit.
Preferably, above-mentioned flashlight adjusts and is provided with flashlight Secondary Control unit between unit and single crystal fiber, described
Flashlight Secondary Control unit includes 45 ° of polarization apparatus, the second half-wave plate and the second polarization splitting prism, the second polarization splitting prism
Reflection light direction be disposed with second signal light condenser lens and second signal light reflection mirror；
The flashlight that unit outgoing is adjusted by flashlight sequentially passes through 45 ° of polarization apparatus, the second half-wave plate and the second polarization point
Enter the first end face of single crystal fiber after light prism.
Further, the front end of flashlight adjusting unit is provided with flashlight direction controlling unit.
Further, above-mentioned flashlight direction controlling unit includes two signals set gradually along signal optical transmission direction
Light high reflective mirror.
The beneficial effects of the utility model are：The utility model utilizes the Polarization Control to ultra-short pulse laser so that
Laser can in novel amplification medium single crystal fiber multipass, extract the storage energy in gain media, ensure mostly logical
High gain amplifier is obtained while enlarged structure is simple, is exported so as to fulfill the ultra-short pulse laser of high power high-energy.
Description of the drawings
Fig. 1 is one light channel structure schematic diagram of the utility model embodiment.
Fig. 2 is two light channel structure schematic diagram of the utility model embodiment.
Wherein, reference numeral is as follows：1- flashlights adjust unit, 11- half-wave plates, 12- polarization splitting prisms, 2- monocrystalline light
Fibre, 21- first end faces, 22- second end faces, 3- polarization rotation units, 31- quarter-wave plates, 32- signal light reflection mirrors, 33-
Flashlight condenser lens, the double-colored mirror units of 4-, the first dichroic mirrors of 41-, the second dichroic mirrors of 42-, 5- pump lights adjust unit, 51-
Semiconductor laser, 52- pumping light collimating lenses, 53- pump light condenser lenses, 6- flashlight direction controlling units, 61- first
Flashlight high reflective mirror, 62- second signal light high reflective mirrors, 7- flashlight Secondary Control units, 71-45 ° of polarization apparatus, 72- the second half
Wave plate, the second polarization splitting prisms of 73-, 74- second signal light condenser lenses, 75- second signal light reflection mirrors.
Specific embodiment
Embodiment one
Referring to Fig. 1, the present embodiment is a kind of how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control, is had
Body is a kind of Double-pass amplifier, and structure includes flashlight and adjusts unit 1, single crystal fiber 2, polarization rotation unit 3, dichroic mirror list
Member 4 and pump light adjust unit 5；The front end that flashlight adjusts unit 1 is provided with flashlight direction controlling unit 6.
Flashlight in the present embodiment is linearly polarized light, centre wavelength 1030nm, power 600mW, repetition 200kHz.It needs
Bright, this group of parameter is the present embodiment selected parameter, and different according to the doping of crystal in other occasions, wavelength also may be used
To be that other wavelength, power, repetition etc. can also be selected according to different application.
Linearly polarized light enters the first of single crystal fiber 2 after flashlight direction controlling unit 6 and flashlight adjust unit 1
End face 21 enters polarization rotation unit by the flashlight that the second end face 22 of single crystal fiber 2 is emitted after double-colored mirror unit 4 reflects
3, enter the second of single crystal fiber after double-colored mirror unit 4 reflects again along original optical path by the flashlight that polarization rotation unit 3 is emitted
End face 22；The pump light sent out by pump light adjusting unit 5 enters the second end face of single crystal fiber after double-colored mirror unit 4 transmits
22。
Flashlight direction controlling unit 6 includes 61 He of the first flashlight high reflective mirror set gradually along signal optical transmission direction
Second signal light high reflective mirror 62 is used to implement the height left and right directions adjusting control to input signal light.Flashlight high reflective mirror is
45 ° of high reflective mirrors are more than 99.5% for the laser reflectivity of 1030nm.
Flashlight adjusts unit 1 and includes half-wave plate 11 and polarization splitting prism 12, and linearly polarized light sequentially passes through half-wave plate 11
With the first end face 21 for entering single crystal fiber after polarization splitting prism 12.Half-wave plate 11 can select the broadband zero level half of 1030nm
Wave plate.Polarization splitting prism 12 can select high damage threshold polarization splitting prism, and p light transmission rates are more than 95%, s light reflections
Rate reaches 99.5%.
Single crystal fiber 2 can select 0.5% to 1% ion concentration adulterate YAG crystal (crystal doping rare earth ion, such as
Nd, Yb, Ho etc.), diameter is less than 1mm, and length 30-40mm, crystal end-face plated film is height to flashlight and pump light
Thoroughly, end face loss is reduced, self-oscillation can also be prevented.Preferably, the single crystal fiber in the present embodiment is ion doping concentration
It is 1%, crystal diameter 1mm, length 30mm, two incident end faces of crystal are coated with the anti-reflection film of covering 1030nm, 940nm, crystal
Stick is wrapped in water cooling machinery inside configuration, is in close contact with mechanical grip part using indium skin.The flashlight of entrance crystal is near
Like collimated light, flashlight can in single crystal fiber Free propagation, and pump light can be by side wall multiple reflections and flashlight shape
It is overlapped into higher pattern, and then obtains higher gain amplifier.The characteristics of single crystal fiber is as amplifier is between traditional light
Between fiber amplifier and solid amplifier, opposed optical fibers amplifier can obtain higher ultrashort pulse energy output, relatively solid
Body amplifier under relatively simple structure, can obtain higher gain and higher output power, and its surface volume ratio
Greatly, good heat dissipation, therefore with the output of good beam quality.
Double-colored mirror unit 4 includes the first dichroic mirror 41 and the second dichroic mirror 42 that are arranged in a mutually vertical manner, the first dichroic mirror 41
It is high anti-to 1030nm flashlights with the second dichroic mirror 42, the high saturating dichroic mirror to 940nm pump lights, for the letter of 1030nm
Number light reflectivity is more than 99.5%, is more than 97% to the pumping light transmission rate of 940nm.By setting double-colored mirror unit 4 on the one hand
Play the role of to signal light reflection, on the other hand playing the effect optically isolated to signal, prevent flashlight from entering pump light tune
It saves unit 5 and the laser inside it is caused to damage.
Polarization rotation unit 3 includes quarter-wave plate 31 and signal light reflection mirror 32, and flashlight passes through quarter-wave
Incoming signal light reflection mirror 32 after piece 31 through signal light reflection mirror 32 reflects and again passes through the letter of the outgoing of quarter-wave plate 31
Number light polarization is rotated by 90 °.Polarization rotation unit 3 further includes the signal between quarter-wave plate 31 and double-colored mirror unit 4
Light condenser lens 33, flashlight condenser lens 33 are short focus planoconvex spotlight, and the flashlight of incident polarization rotary unit is focused on
It is imaged on signal light reflection mirror 32.Signal light reflection mirror 32 is the high reflective mirror of 0 ° of plated film of 1030nm, and reflectivity is more than
99.5%.
Pump light adjusts unit 5 and includes semiconductor laser 51, pumping light collimating lenses 52 and pump light condenser lens 53,
The pump light that semiconductor laser 51 is sent out sequentially pass through enter after pumping light collimating lenses 52 and pump light condenser lens 53 it is double
Look mirror unit 4.Semiconductor laser 51 selects the high brightness LD of fiber coupling output, can be specifically that the fiber coupling of 140W is defeated
The 940nm semiconductor lasers gone out, the core diameter for exporting laser are 105um, numerical aperture NA=0.22.
The present embodiment carries out the course of work of laser amplifier and principle is：
The laser of linear polarization input passes sequentially through the first flashlight high reflective mirror 61 of two 45 ° of placements as signal laser
With second signal light high reflective mirror 62, the direction adjusting control to input signal light is realized.The linearly polarized light of input needs to carry out accurate
Straight output, and ensure the spot size into single crystal fiber reasonably control single crystal fiber effective clear aperature range it
It is interior.Incident flashlight passes sequentially through polarizer half-wave plate 11 (HWP) and polarization splitting prism 12 (PBS), (the characteristics of PBS
It is high saturating to parallel polarized light, high anti-to orthogonal polarized light), half-wave plate 11 is mounted on wave plate frame, and light is vertically beaten in wave
On piece, wave plate can be rotated around the direction of propagation of light, measured through the power at polarization splitting prism 12, obtained using power meter
Maximum value, the position of fixed half-wave plate 11.At this moment incident linearly polarized light has been adjusted to horizontal polarization light (p light), therefore
Almost all has passed through polarization splitting prism 12.
Then horizontal polarization light enters the first end face 21 of single crystal fiber 2, by the flashlight of single crystal fiber 2 by second end
Face 22 be emitted after, reflected by the first dichroic mirror 41, across flashlight condenser lens 33 and quarter-wave plate 31 after by
0 ° of signal light reflection mirror 32 is reflected and is returned along original optical path, and flashlight condenser lens 33 causes hot spot to focus on using planoconvex spotlight
It images in above signal light reflection mirror 32, while adjusts quarter-wave plate 31 so that flashlight passes through quarter-wave twice
31 rear polarizer of piece is rotated by 90 °, and becomes orthogonal polarized light.Orthogonal polarized light divides after passing through single crystal fiber 2 for the second time using polarization
Light prism 12 directly reflects output.
It is the polarization variations and light path of flashlight above.Single crystal fiber 2 uses end pumping, and semiconductor laser 51 is light
The high brightness LD of fibre coupling output, the pump light of output is by pumping light collimating lenses 52, after pump light condenser lens 53 converts,
Into double-colored mirror unit 4, the second end face 22 of single crystal fiber 2 is squeezed into.In double-colored mirror unit 4, the first dichroic mirror 41 and second
Dichroic mirror 42 is high saturating all to pump light, high anti-to flashlight.It is also extended to according to the structure similar with the present embodiment more logical
Polarization Control multi-pass amplifier.
Embodiment two
Referring to Fig. 2, the present embodiment provides the how logical ultra-short pulse laser amplifications of another based single crystal optical fiber polarisation control
Device, specifically a kind of four-way amplifier.The characteristics of the present embodiment is on the basis of the amplifier architecture of embodiment one, in flashlight
Adjusting increases setting signal light Secondary Control unit 7 between unit 1 and single crystal fiber 2, flashlight Secondary Control unit 7 includes
45 ° of polarization apparatus 71, the second half-wave plate 72 and the second polarization splitting prism 73, the reflection light direction of the second polarization splitting prism 73 according to
It is secondary to be provided with second signal light condenser lens 74 and second signal light reflection mirror 75；The signal being emitted by flashlight adjusting unit 1
Light first sequentially passes through 45 ° of polarization apparatus, the second half-wave plate 72 and the second polarization splitting prism 73, then enters back into single crystal fiber 2
First end face 21.
The present embodiment carries out the course of work of laser amplifier and principle is：
The laser of linear polarization input passes sequentially through the two 45 ° flashlight high reflective mirrors 61 and 62 placed as signal laser,
Realize the direction adjusting control to input signal light.The linearly polarized light of input needs to carry out collimation output, and ensures to enter monocrystalline
The spot size of optical fiber is reasonably controlled within the scope of effective clear aperature of single crystal fiber.Incident flashlight passes sequentially through
Polarizer half-wave plate 11 (HWP) and polarization splitting prism 12 (PBS), (the characteristics of PBS is high saturating to parallel polarized light, to hanging down
Straight polarised light is high anti-), half-wave plate 11 is mounted on wave plate frame, and light is vertically beaten on wave plate, and wave plate can be around the propagation of light
Direction rotates, and is measured using power meter through the power at polarization splitting prism 12, obtains maximum value, the position of fixed half-wave plate 11
It puts.At this moment incident linearly polarized light has been adjusted to horizontal polarization light (p light), therefore almost all has passed through polarization spectro rib
Mirror 12.
For horizontal polarization light after 45 ° of degree polarization apparatus 71, polarization direction rotates 45 °, then sequentially passes through the second half-wave plate
72 and second polarization splitting prism 73, adjusting method identical in unit 1 is adjusted using with flashlight, rotates the second half-wave plate
72 so that reach maximum by the power after the second polarization splitting prism 73, fixed second half wave plate 72, light becomes water again
Flat polarization.
Enter the first end face 21 of single crystal fiber 2 by the horizontal polarization light after Secondary Control unit 7, by single crystal fiber
It after 2 flashlight is emitted by second end face 22, is reflected by the first dichroic mirror 41, across flashlight condenser lens 33 and four
It is reflected by 0 ° of signal light reflection mirror 32 after/mono- wave plate 31 and is returned along original optical path, sequentially pass through 31 He of quarter-wave plate
The second end face 22 of single crystal fiber 2 is reflected into after flashlight condenser lens 33 by the first dichroic mirror 41.Flashlight condenser lens
33 cause hot spot focal imaging above signal light reflection mirror 32, while adjust quarter-wave plate 31 using planoconvex spotlight, make
It obtains flashlight to be rotated by 90 ° by 31 rear polarizer of quarter-wave plate twice, becomes orthogonal polarized light.
After orthogonal polarized light passes through single crystal fiber 2 for the second time, second signal is reflected by the second polarization splitting prism 73
Light condenser lens 74, second signal light condenser lens 74 focus on orthogonal polarized light on second signal light reflection mirror 75 and by
Binary signal light reflection mirror 75 again returns to the second polarization splitting prism 73 after reflecting.
Vertical polarization light reflection for the third time into single crystal fiber 2, is passed through single crystal fiber 2 by the second polarization splitting prism 73
After again pass by the first dichroic mirror 41 and reflect, across flashlight condenser lens 33 and quarter-wave plate 31 after again by 0 °
Signal light reflection mirror 32 reflect and returned along original optical path, after sequentially passing through quarter-wave plate 31 and flashlight condenser lens 33
The second end face 22 of single crystal fiber 2 is reflected by the first dichroic mirror 41.
At this moment due to have passed through quarter-wave plate 31 twice, polarization has changed into horizontal polarization, therefore when flashlight the
Four times pass through single crystal fiber 2 after will transmit through the second polarization splitting prism 73, then sequentially pass through the second half-wave plate 72 and 45 ° degree rotation
Light device 71 becomes vertical polarization, and output is directly reflected by polarization splitting prism 12 after then reaching polarization splitting prism 12.
It is above the polarization variations and light path of flashlight, pump light light path part and one phase of embodiment in the present embodiment
Together.
Amplified by four-way, when injecting pump light 140W, laser amplifier realizes the high power of the high light beam quality of 20W
Picosecond laser exports.
The present embodiment structure can also realize higher power by the way of multi-stage cascade, and the picopulse of higher energy is put
Greatly.In addition it can the main amplification system as high power high-energy chirped pulse amplification, by by the chirped pulse being widened into
Row amplification, then recompression obtain femtosecond pulse output, directly the femtosecond pulse of high power Gao Zhongying can also be amplified.
Claims (9)
1. a kind of how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control, it is characterised in that：Including flashlight
It adjusts unit, single crystal fiber, polarization rotation unit, double-colored mirror unit and pump light and adjusts unit；
Linearly polarized light enters the first end face of single crystal fiber after flashlight adjusts unit, is gone out by the second end face of single crystal fiber
The flashlight penetrated enters polarization rotation unit after the reflection of double-colored mirror unit, by the former light in flashlight edge of polarization rotation unit outgoing
Enter the second end face of single crystal fiber after the double-colored mirror unit reflections of Lu Zaijing；
The pump light sent out by pump light adjusting unit enters the second end face of single crystal fiber after the transmission of double-colored mirror unit.
2. the how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control according to claim 1, feature
It is：The flashlight adjusts unit and includes half-wave plate and polarization splitting prism, and linearly polarized light sequentially passes through half-wave plate and polarization
Enter the first end face of single crystal fiber after Amici prism.
3. the how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control according to claim 1, feature
It is：The polarization rotation unit includes quarter-wave plate and signal light reflection mirror, after flashlight passes through quarter-wave plate
Incoming signal light reflection mirror through signal light reflection mirror reflects and again passes through the signal light polarization rotation of quarter-wave plate outgoing
90°。
4. the how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control according to claim 3, feature
It is：Flashlight condenser lens, the flashlight condenser lens are provided between the polarization rotation unit and double-colored mirror unit
By the flashlight focal imaging of incident polarization rotary unit on signal light reflection mirror.
5. the how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control according to claim 1, feature
It is：The double-colored mirror unit includes the first dichroic mirror and the second dichroic mirror that are arranged in a mutually vertical manner, first dichroic mirror and
Second dichroic mirror is high anti-to flashlight and high saturating to pump light.
6. the how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control according to claim 1, feature
It is：The pump light adjusts unit and includes semiconductor laser, pumping light collimating lenses and pump light condenser lens, semiconductor
The pump light that laser is sent out enters dichroic mirror unit after sequentially passing through pumping light collimating lenses and pump light condenser lens.
7. amplified according to the how logical ultra-short pulse laser that the based single crystal optical fiber polarisation any in claim 1-6 controls
Device, it is characterised in that：The flashlight adjusts and is provided with flashlight Secondary Control unit, the letter between unit and single crystal fiber
Number light Secondary Control unit includes 45 ° of polarization apparatus, the second half-wave plate and the second polarization splitting prism, the second polarization splitting prism
Reflection light direction is disposed with second signal light condenser lens and second signal light reflection mirror；
The flashlight that unit outgoing is adjusted by flashlight sequentially passes through 45 ° of polarization apparatus, the second half-wave plate and the second polarization spectro rib
Enter the first end face of single crystal fiber after mirror.
8. amplified according to the how logical ultra-short pulse laser that the based single crystal optical fiber polarisation any in claim 1-6 controls
Device, it is characterised in that：The front end that flashlight adjusts unit is provided with flashlight direction controlling unit.
9. the how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control according to claim 8, feature
It is：The flashlight direction controlling unit includes the two flashlight high reflective mirrors set gradually along signal optical transmission direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721672841.2U CN207542560U (en) | 2017-12-05 | 2017-12-05 | The how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721672841.2U CN207542560U (en) | 2017-12-05 | 2017-12-05 | The how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207542560U true CN207542560U (en) | 2018-06-26 |
Family
ID=62617229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721672841.2U Active CN207542560U (en) | 2017-12-05 | 2017-12-05 | The how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207542560U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039639A (en) * | 2017-12-05 | 2018-05-15 | 中国科学院西安光学精密机械研究所 | The how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control |
| KR20200048059A (en) * | 2018-10-29 | 2020-05-08 | 한국전기연구원 | Gain medium having selective doping concentration and optical amplifier including same |
| CN113783095A (en) * | 2021-09-10 | 2021-12-10 | 安徽光智科技有限公司 | End-pumped solid laser |
-
2017
- 2017-12-05 CN CN201721672841.2U patent/CN207542560U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039639A (en) * | 2017-12-05 | 2018-05-15 | 中国科学院西安光学精密机械研究所 | The how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control |
| KR20200048059A (en) * | 2018-10-29 | 2020-05-08 | 한국전기연구원 | Gain medium having selective doping concentration and optical amplifier including same |
| KR102520072B1 (en) * | 2018-10-29 | 2023-04-11 | 한국전기연구원 | Gain medium having selective doping concentration and optical amplifier including same |
| CN113783095A (en) * | 2021-09-10 | 2021-12-10 | 安徽光智科技有限公司 | End-pumped solid laser |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108039639A (en) | The how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control | |
| CN107465071B (en) | Optical fiber-solid mixed amplification laser system | |
| CN207542560U (en) | The how logical ultra-short pulse laser amplifier of based single crystal optical fiber polarisation control | |
| CN106469887B (en) | Double-pass amplifier of photonic crystal fiber | |
| WO2017181310A1 (en) | Apparatus and method for strengthening terahertz signal on the basis of hollow-core metal waveguide optical fiber | |
| CN105375246B (en) | A kind of planar waveguide laser amplifier of end slope pumping | |
| CN104319617A (en) | Laser device adjustable in bandwidth and central wavelength | |
| CN108988117B (en) | Laser amplifier based on polarization synthesis laser gain | |
| CN102904155A (en) | Full solid state picosecond laser regenerative amplifier | |
| CN103337775B (en) | A kind of fiber end face pump laser | |
| CN104020566A (en) | Two-dimensional large-scale laser beam array duty ratio adjusting device | |
| CN103560387A (en) | Double-pass absorption spectral matching laser amplifier and amplifying method thereof | |
| CN209417435U (en) | A kind of adjustable laser attenuator assembly | |
| CN103311789A (en) | Thin laser medium laser device | |
| CN208316016U (en) | Annular chamber amplifying device for picosecond seed laser pulse | |
| CN109510056B (en) | A kind of while output the hollow laser of dual wavelength | |
| CN108512027B (en) | Annular cavity amplifying device for picosecond seed laser pulse | |
| CN102231475A (en) | Method and device for acquiring stimulated Brillouin scattering light with high-fidelity pulse waveforms | |
| CN104201551A (en) | Laser and polarization compensating direct end pumping device thereof | |
| CN101504505B (en) | Modulation-eliminating stimulated Brillouin scattering laser pulse compression apparatus | |
| CN103208730B (en) | There is the solid state laser of annular pump structure | |
| CN203387045U (en) | Optical fiber end-pumped laser | |
| CN103972786B (en) | A kind of amplifier architecture | |
| CN113078542B (en) | Orthogonal polarization dual-wavelength laser and method based on Nd, MgO and LN | |
| CN108598860A (en) | A kind of picosecond laser round trip two-stage amplifying device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210520 Address after: Room 4-2-5274, floor 2, building 4, Free Trade Industrial Park, No. 2168, Zhenghe Fourth Road, Fengdong new town, Xi'an City, Shaanxi Province, 710000 Patentee after: Xi'an Zhongke Juneng Laser Technology Co.,Ltd. Address before: 710119, No. 17, information Avenue, new industrial park, hi tech Zone, Shaanxi, Xi'an Patentee before: XI'AN INSTITUTE OF OPTICS AND PRECISION MECHANICS OF CAS |
|
| TR01 | Transfer of patent right |